“…Papers with research questions that investigate the effect of AR on learning outcomes (N=123) [43][44][45][46][47]49,50,55,56,58,59,61,63,65, Papers with research questions that investigate the functionality of AR technology and its effectiveness (N=36) [47,48,51,52,57,62,108,123,133,148,150,[155][156][157]160,162,170,[176][177][178][179][180][181][182][183][184][185][186][187][188][189][190][191][192][193]…”